10 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Algorithm Clinical ... hyponatremia, hyperkalemia ... ) stimulation test ... insufficiency • Low
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Alkalosis • ↑ beta-2 ... #Differential # ... #nephrology #low
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... Step 2) Confirmation ... Step 3) Differentiate ... checked in Step 2 ... - Low ACTH is
Benign Adrenal Mass - Differential Diagnosis Algorithm
Hyperplasia - Often Bilateral
 • Congenital Adrenal Hyperplasia
 • ACTH
Benign Adrenal Mass ... - Differential ... High DHEAS • Low ... Dexamethasone Suppression Test ... Hypertension +/- Hypokalemia
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Diagnosis Algorithm ... nephropathy • Beta-2 ... IntercellularShift #Nephrology ... #Differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
- Differential ... Diagnosis Algorithm ... Insulin • Beta-2 ... aldosterone • Renal ... #Nephrology #Differential
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
levels, Cortisol+ACTH ... stim test (only ... acidosis) • Low ... 10U reg IV + 1-2 ... Treatment #potassium #nephrology
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... - Appropriate renal ... , TTKG, distal flow ... Resistance • Beta-2 ... IntercellularShift #Nephrology
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
appropriate • Hypovolemia ... CAR-T- and IL-2- ... hypophysitis, or isolated ACTH ... deficiency; adrenal ... #nephrology #oncology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... or diagnostic tests ... - Shock - Hypovolemia ... LV failure - Low ... lactate and can act